Home / 74,205.54-111,318.72-24,289.56

Finding the Fourth Proportional to 74,205.54, 111,318.72 and 24,289.56

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Solution

The fourth proportional to 74,205.54, 111,318.72 and 24,289.56 is: 36,437.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,205.54 : 111,318.72 = 24,289.56 : x
  2. Step 2: Convert to fraction form
    74,205.54/111,318.72 = 24,289.56/x
  3. Step 3: Cross multiply
    74,205.54x = 111,318.72 × 24,289.56
  4. Step 4: Simplify right side
    74,205.54x = 2,703,882,728.56
  5. Step 5: Solve for x
    x = 2,703,882,728.56/74,205.54
  6. Step 6: Final answer
    x = 36,437.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.